39276

Appears in sequences

• Bond series for first perpendicular moment of 4.8 (bathroom tile) lattice.at n=27A120556
• Number of nX4 0..1 arrays avoiding 0 0 1 horizontally and 0 1 1 vertically.at n=4A206781
• Number of nX5 0..1 arrays avoiding 0 0 1 horizontally and 0 1 1 vertically.at n=3A206782
• T(n,k) = Number of n X k 0..1 arrays avoiding 0 0 1 horizontally and 0 1 1 vertically.at n=31A206785
• T(n,k) = Number of n X k 0..1 arrays avoiding 0 0 1 horizontally and 0 1 1 vertically.at n=32A206785
• a(n) = Sum_{k=0..n} (-1)^k*F(k)*F(k+2), where F=A000045 (Fibonacci numbers).at n=12A214884